313ebe258e
This reports via OpenTelemetry when particular participants are speaking, as an easy way to observe the delivery of audio in calls.
107 lines
3.5 KiB
TypeScript
107 lines
3.5 KiB
TypeScript
/*
|
|
Copyright 2022 New Vector Ltd
|
|
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
|
you may not use this file except in compliance with the License.
|
|
You may obtain a copy of the License at
|
|
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
|
|
|
Unless required by applicable law or agreed to in writing, software
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
See the License for the specific language governing permissions and
|
|
limitations under the License.
|
|
*/
|
|
|
|
import { useState, useEffect } from "react";
|
|
import { CallFeed, CallFeedEvent } from "matrix-js-sdk/src/webrtc/callFeed";
|
|
import { SDPStreamMetadataPurpose } from "matrix-js-sdk/src/webrtc/callEventTypes";
|
|
|
|
import { OTelGroupCallMembership } from "../otel/OTelGroupCallMembership";
|
|
|
|
interface CallFeedState {
|
|
callFeed: CallFeed | undefined;
|
|
isLocal: boolean;
|
|
speaking: boolean;
|
|
videoMuted: boolean;
|
|
audioMuted: boolean;
|
|
localVolume: number;
|
|
hasAudio: boolean;
|
|
disposed: boolean | undefined;
|
|
stream: MediaStream | undefined;
|
|
purpose: SDPStreamMetadataPurpose | undefined;
|
|
}
|
|
|
|
function getCallFeedState(callFeed: CallFeed | undefined): CallFeedState {
|
|
return {
|
|
callFeed,
|
|
isLocal: callFeed ? callFeed.isLocal() : false,
|
|
speaking: callFeed ? callFeed.isSpeaking() : false,
|
|
videoMuted: callFeed ? callFeed.isVideoMuted() : true,
|
|
audioMuted: callFeed ? callFeed.isAudioMuted() : true,
|
|
localVolume: callFeed ? callFeed.getLocalVolume() : 0,
|
|
hasAudio: callFeed ? callFeed.stream.getAudioTracks().length >= 1 : false,
|
|
disposed: callFeed ? callFeed.disposed : undefined,
|
|
stream: callFeed ? callFeed.stream : undefined,
|
|
purpose: callFeed ? callFeed.purpose : undefined,
|
|
};
|
|
}
|
|
|
|
export function useCallFeed(
|
|
callFeed: CallFeed | undefined,
|
|
otelGroupCallMembership?: OTelGroupCallMembership
|
|
): CallFeedState {
|
|
const [state, setState] = useState<CallFeedState>(() =>
|
|
getCallFeedState(callFeed)
|
|
);
|
|
|
|
useEffect(() => {
|
|
function onUpdateCallFeed() {
|
|
setState(getCallFeedState(callFeed));
|
|
}
|
|
|
|
onUpdateCallFeed();
|
|
|
|
if (callFeed) {
|
|
const onSpeaking = (speaking: boolean) => {
|
|
otelGroupCallMembership?.onSpeaking(
|
|
callFeed.getMember()!,
|
|
callFeed.deviceId!,
|
|
speaking
|
|
);
|
|
setState((prevState) => ({ ...prevState, speaking }));
|
|
};
|
|
|
|
const onMuteStateChanged = (audioMuted: boolean, videoMuted: boolean) => {
|
|
setState((prevState) => ({ ...prevState, audioMuted, videoMuted }));
|
|
};
|
|
|
|
const onLocalVolumeChanged = (localVolume: number) => {
|
|
setState((prevState) => ({ ...prevState, localVolume }));
|
|
};
|
|
|
|
callFeed.on(CallFeedEvent.Speaking, onSpeaking);
|
|
callFeed.on(CallFeedEvent.MuteStateChanged, onMuteStateChanged);
|
|
callFeed.on(CallFeedEvent.LocalVolumeChanged, onLocalVolumeChanged);
|
|
callFeed.on(CallFeedEvent.NewStream, onUpdateCallFeed);
|
|
callFeed.on(CallFeedEvent.Disposed, onUpdateCallFeed);
|
|
|
|
return () => {
|
|
callFeed.removeListener(CallFeedEvent.Speaking, onSpeaking);
|
|
callFeed.removeListener(
|
|
CallFeedEvent.MuteStateChanged,
|
|
onMuteStateChanged
|
|
);
|
|
callFeed.removeListener(
|
|
CallFeedEvent.LocalVolumeChanged,
|
|
onLocalVolumeChanged
|
|
);
|
|
callFeed.removeListener(CallFeedEvent.NewStream, onUpdateCallFeed);
|
|
};
|
|
}
|
|
}, [callFeed, otelGroupCallMembership]);
|
|
|
|
return state;
|
|
}
|